// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "content/public/browser/message_port_provider.h"

#include "content/browser/browser_thread_impl.h"
#include "content/browser/message_port_message_filter.h"
#include "content/browser/message_port_service.h"
#include "content/browser/renderer_host/render_process_host_impl.h"
#include "content/browser/renderer_host/render_view_host_impl.h"
#include "content/browser/web_contents/web_contents_impl.h"
#include "content/common/frame_messages.h"
#include "content/public/browser/message_port_delegate.h"

#if defined(OS_ANDROID)
#include "content/browser/android/app_web_message_port_service_impl.h"
#endif

namespace content {

// static
void MessagePortProvider::PostMessageToFrame(
    WebContents* web_contents,
    const base::string16& source_origin,
    const base::string16& target_origin,
    const base::string16& data,
    const std::vector<int>& ports)
{
    DCHECK_CURRENTLY_ON(BrowserThread::UI);

#if defined(OS_ANDROID)
    BrowserThread::PostTask(
        BrowserThread::IO, FROM_HERE,
        base::Bind(&content::AppWebMessagePortServiceImpl::RemoveSentPorts,
            base::Unretained(AppWebMessagePortServiceImpl::GetInstance()),
            ports));
#endif
    FrameMsg_PostMessage_Params params;
    params.is_data_raw_string = true;
    params.data = data;
    params.source_routing_id = MSG_ROUTING_NONE;
    params.source_origin = source_origin;
    params.target_origin = target_origin;
    params.message_ports = ports;

    RenderProcessHostImpl* rph = static_cast<RenderProcessHostImpl*>(web_contents->GetRenderProcessHost());
    BrowserThread::PostTask(
        BrowserThread::IO, FROM_HERE,
        base::Bind(&MessagePortMessageFilter::RouteMessageEventWithMessagePorts,
            rph->message_port_message_filter(),
            web_contents->GetMainFrame()->GetRoutingID(), params));
}

#if defined(OS_ANDROID)
// static
AppWebMessagePortService* MessagePortProvider::GetAppWebMessagePortService()
{
    return AppWebMessagePortServiceImpl::GetInstance();
}
#endif

} // namespace content
